Together, the telson and uropods form a splayed tail fan.
2.
The ganglia here also receive sensory input from the sensitive hairs on the tail fan.
3.
If a shrimp is alarmed, it can flex its tail fan in a rapid movement.
4.
On its tail fan there are several red spots.
5.
The tail fan is of a light colour.
6.
A tail fan is also indicated by the presence of a pygostyle in " Nomingia ", suggesting that this feature was widespread among oviraptorosaurs.
7.
At the end of the pleon is the "'tail fan "', comprising a pair of biramous uropods and the telson, which bears the anus.
8.
Skin impressions from more primitive oviraptorosaurs, like " Caudipteryx " and " Protarchaeopteryx ", clearly show an extensive covering of feathers on the body, feathered wings and feathered tail fans.
9.
Therefore, the lack of leg-feathers on " Zhenyuanlong " may be an artifact of preservation or preparation and, like the presence of a tail fan, cannot be ruled out with certainty.
10.
Also, many of those non-residents take advantage of guides or outfitters with connections on private tracts in the Black Hills and experience hunting the big, black birds with the white-sidewall tail fans.
